code: def build_shared_head(cfg):
      """Build shared head."""
      return build(cfg, SHARED_HEADS)
  
file_path: insightface/detection/scrfd/mmdet/models/builder.py
imports: from mmcv.utils import Registry, build_from_cfg
  from torch import nn
label_desc: Use image node_id 5 for calling a global function with example usage: build_shared_head(cfg) and returns: build